#A4CEFF
Closest named color: Baby Blue (#A2CFFE). oklch(83.9% 0.082 252.6), rgb(164, 206, 255).
Aa
Black text reads best on this color (12.85:1).
About this color
#A4CEFF is a light, moderately saturated blue. In OKLCH its lightness is 84%, its chroma 0.082 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.004 away. Black text reads best on it, at 12.85:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.85:1 |
| White text | 1.63:1 |
Values
| HEX | #A4CEFF |
| RGB | rgb(164, 206, 255) |
| HSL | hsl(212, 100%, 82%) |
| OKLCH | oklch(83.9% 0.082 252.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #A4CEFF | 1.63:1 | Fails | Lc -31.8 | Non-text elements, placeholder text |
| Black text on #A4CEFF | 12.85:1 | AAA | Lc 75.6 | Fine for body text |
| #A4CEFF text on white | 1.63:1 | Fails | Lc 28.2 | Dividers and decoration only |
| #A4CEFF text on black | 12.85:1 | AAA | Lc -74.7 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DFEBFA
oklch(93.6% 0.024 254)
-
Step 200
200
#C4DCF7
oklch(88.5% 0.045 251.4)
-
Step 300
300 (this color)
#A4CEFF
oklch(83.9% 0.082 252.6)
-
Step 400
400
#61A4F0
oklch(70.7% 0.131 252.8)
-
Step 500
500
#2C8BEB
oklch(63.1% 0.168 252.6)
-
Step 600
600
#0073D2
oklch(55.5% 0.17 252.7)
-
Step 700
700
#0061B2
oklch(49.2% 0.149 252.5)
-
Step 800
800
#004F93
oklch(42.7% 0.13 252.6)
-
Step 900
900
#064279
oklch(37.7% 0.109 252.4)
-
Step 950
950
#082747
oklch(27% 0.069 252.5)
#A4CEFF with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #BCCFFF | 0.030 |
| Deuteranopia (no green cones) | #B1C6FE | 0.024 |
| Tritanopia (no blue cones) | #86D9DE | 0.072 |
| Achromatopsia (no color) | #CACACA | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4CEFF
#A4CEFF
oklch(83.9% 0.082 252.6)
- #ECC28E
#ECC28E
oklch(83.9% 0.083 72.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A4CEFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.004
- Light Sky Blue #87CEFA ΔE 0.033
- Light Periwinkle #C1C6FC ΔE 0.039
- Sky #82CAFC ΔE 0.040
- Pastel Blue #A2BFFE ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.043
- Sky Blue #87CEEB ΔE 0.045
- Light Steel Blue #B0C4DE ΔE 0.047
Use #A4CEFF in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.